Use the sentence to answer the question.

Certain trees, in fact, produce seeds only when fire heats them. If the fire removes thick shrubs and undergrowth, the water supply increases, aiding other plants and local animals. Fire also may kill predatory insects or pests that live on and damage otherwise healthy trees.
Which set of context clues best points to the correct definition of undergrowth in the second sentence?
"insects, pest, fire"
"seeds, fire, animals"
"thick shrubs, plants"
"water supply"

"thick shrubs, plants"

The correct set of context clues that best points to the definition of "undergrowth" in the second sentence is "thick shrubs, plants". This is because the sentence mentions that fire removes thick shrubs and undergrowth, indicating that undergrowth is closely related to the concept of thick shrubs and plants.

The correct set of context clues that best points to the correct definition of undergrowth in the second sentence is "thick shrubs, plants."